Ethanedioic acid, dimethyl ester

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Gas phase thermochemistry data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.

Quantity Value Units Method Reference Comment
Δfgas-709.27 ± 0.54kJ/molCcbAnthoney, Carson, et al., 1976See Anthoney, Carson, et al., 1975; ALS
Δfgas-709.7kJ/molN/AAnthoney, Finch, et al., 1975Value computed using ΔfHsolid° value of -756.7±0.3 kj/mol from Anthoney, Finch, et al., 1975 and ΔsubH° value of 47.0 kj/mol from Anthoney, Carson, et al., 1976.; DRB

Reaction thermochemistry data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

Ethanedioic acid, dimethyl ester + 2Water = Oxalic acid + 2Methyl Alcohol

By formula: C4H6O4 + 2H2O = C2H2O4 + 2CH4O

Quantity Value Units Method Reference Comment
Δr17.428 ± 0.065kJ/molCmAnthoney, Finch, et al., 1975solid phase; solvent: Water; Hydrolysis

Gas phase ion energetics data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

Ionization energy determinations

IE (eV) Method Reference Comment
10.0PEMcGlynn and Meeks, 1976 
10.30PEMcGlynn and Meeks, 1976Vertical value

Gas Chromatography

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Kovats' RI, non-polar column, isothermal

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Column type Active phase Temperature (C) I Reference Comment
CapillarySE-54140.824.Grigor'eva, Vasil'ev, et al., 199315. m/0.28 mm/2.4 μm, Ar
CapillarySE-54160.819.Grigor'eva, Vasil'ev, et al., 199315. m/0.28 mm/2.4 μm, Ar
CapillarySE-54180.817.Grigor'eva, Vasil'ev, et al., 199315. m/0.28 mm/2.4 μm, Ar

Kovats' RI, polar column, isothermal

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Column type Active phase Temperature (C) I Reference Comment
CapillaryPEG-40M120.1382.Grigor'eva, Vasil'ev, et al., 199340. m/0.25 mm/0.10 μm, Ar
CapillaryPEG-40M120.1389.Grigor'eva, Vasil'ev, et al., 199340. m/0.25 mm/0.10 μm, Ar

Van Den Dool and Kratz RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryDB-5826.Wu, Zorn, et al., 200730. m/0.32 mm/0.25 μm, He, 40. C @ 2. min, 5. K/min, 250. C @ 5. min
PackedSE-30837.van den Dool and Kratz, 1963Celite; Tstart: 75. C; Tend: 228. C

Van Den Dool and Kratz RI, non-polar column, custom temperature program

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Column type Active phase I Reference Comment
PackedSE-30800.Peng, Ding, et al., 1988Supelcoport; Chromosorb; Column length: 3.05 m; Program: 40C(5min) => 10C/min => 200C or 250C (60min)

Van Den Dool and Kratz RI, polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryZB-Wax1409.Wu, Zorn, et al., 200730. m/0.32 mm/0.25 μm, He, 40. C @ 2. min, 5. K/min, 250. C @ 5. min
PackedCarbowax 20M1382.van den Dool and Kratz, 1963Celite 545, 4.6 K/min; Tstart: 75. C; Tend: 228. C

Normal alkane RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryHP-5800.N/A30. m/0.32 mm/0.25 μm, Helium, 40. C @ 2. min, 5. K/min, 250. C @ 5. min
CapillaryHP-5826.N/A30. m/0.32 mm/0.25 μm, Helium, 40. C @ 2. min, 5. K/min, 250. C @ 5. min
CapillaryDB-5800.Wu, Krings, et al., 200530. m/0.32 mm/0.25 μm, He, 40. C @ 2. min, 5. K/min, 250. C @ 10. min

Normal alkane RI, polar column, temperature ramp

View large format table.

Column type Active phase I Reference Comment
CapillaryZB-Wax1395.N/A30. m/0.32 mm/0.25 μm, Helium, 40. C @ 2. min, 5. K/min, 250. C @ 5. min
CapillaryZB-Wax1409.N/A30. m/0.32 mm/0.25 μm, Helium, 40. C @ 2. min, 5. K/min, 250. C @ 5. min
CapillaryZB-Wax1395.Wu, Krings, et al., 200530. m/0.32 mm/0.25 μm, He, 40. C @ 2. min, 5. K/min, 250. C @ 10. min

References

Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, Gas Chromatography, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Anthoney, Carson, et al., 1976
Anthoney, M.E.; Carson, A.S.; Laye, P.G.; Yrekli, M., The enthalpy of formation of dimethyl oxalate, J. Chem. Thermodyn., 1976, 8, 1009-1010. [all data]

Anthoney, Carson, et al., 1975
Anthoney, M.E.; Carson, A.S.; Laye, P.G., The thermochemistry of formates and oxalates, Conf. Int. Thermodyn. Chim. C.R. 4th, 1975, 1, 99-103. [all data]

Anthoney, Finch, et al., 1975
Anthoney, M.E.; Finch, A.; Stephens, M., The solution of dimethyl oxalate and oxalic acid in water and alkali. Standard enthalpy of formation of dimethyl oxalate, Thermochim. Acta, 1975, 12, 427-431. [all data]

McGlynn and Meeks, 1976
McGlynn, S.P.; Meeks, J.L., Photoelectron spectra of carbonyls, carbonates, oxalates and esterification effects, J. Electron Spectrosc. Relat. Phenom., 1976, 8, 85. [all data]

Grigor'eva, Vasil'ev, et al., 1993
Grigor'eva, D.N.; Vasil'ev, A.V.; Golovnya, R.V., Effect of the temperature on the retention indices in homologous series of bifunctional compounds under capillary gas chromatography conditions, J. Anal. Chem. USSR (Engl. Transl.), 1993, 48, 7, 817-822. [all data]

Wu, Zorn, et al., 2007
Wu, S.; Zorn, H.; Krings, U.; Berger, R.G., Volatiles from submerged and surface-cultured beefsteak fungus, Fistulina hepatica, Flavour Fragr. J., 2007, 22, 1, 53-60, https://doi.org/10.1002/ffj.1758 . [all data]

van den Dool and Kratz, 1963
van den Dool, H.; Kratz, P. Dec., A generalization of the retention index system including linear temperature programmed gas-liquid partition chromatography, J. Chromatogr., 1963, 11, 463-471, https://doi.org/10.1016/S0021-9673(01)80947-X . [all data]

Peng, Ding, et al., 1988
Peng, C.T.; Ding, S.F.; Hua, R.L.; Yang, Z.C., Prediction of Retention Indexes I. Structure-Retention Index Relationship on Apolar Columns, J. Chromatogr., 1988, 436, 137-172, https://doi.org/10.1016/S0021-9673(00)94575-8 . [all data]

Wu, Krings, et al., 2005
Wu, S.; Krings, U.; Zorn, H.; Berger, R.G., Volatile compounds from the fruiting bodies of beefsteak fungus Fistulina hepatica (Schaeffer: Fr.) Fr., Food Chem., 2005, 92, 2, 221-226, https://doi.org/10.1016/j.foodchem.2004.07.013 . [all data]


Notes

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